Pistol frame



FIG. 1 is a top perspective view of the pistol frame;

FIG. 2 is another perspective view of the pistol frame;

FIG. 3 is a front side elevational view of the pistol frame;

FIG. 4 is a rear side elevational view of the pistol frame;

FIG. 5 is a right side elevational view of the pistol frame;

FIG. 6 is a left side elevational view of the pistol frame;

FIG. 7 is a top side elevational view of the pistol frame; and,

FIG. 8 is a bottom side elevational view of the pistol frame.

The broken lines in the drawings depict environmental and portions of the pistol frame that form no part of the claimed design. 

CLAIM The ornamental design for a pistol frame, as shown and described. 